Guiry, M.D. & Guiry, G.M. (2021). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry).
Willea rectangularis (A.Braun) D.M.John, M.J.Wynne & P.M.Tsarenko, 2014. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2021) European Register of Marine Species at: http://marbef.org/data../aphia.php?p=taxdetails&id=840472 on 2025-06-06
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025). European Register of Marine Species.
Willea rectangularis (A.Braun) D.M.John, M.J.Wynne & P.M.Tsarenko, 2014. Accessed at: https://www.marbef.org/data/aphia.php?p=taxdetails&id=840472 on 2025-06-06
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